mathbrain58
18.03.2021 •
Mathematics
Two times the sum of a number and 3 is 8.
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Ответ:
The number is 1.
Step-by-step explanation:
The number is x.
2(x + 3) = 8
2x + 6 = 8
2x + 6 - 6 = 8 - 6
2x = 8 - 6
2x = 2
2x ÷ 2 = 2 ÷ 2
x = 1
Ответ:
(A) is the correct answer
Step-by-step explanation:
1/6 stays the same but 3/5 canges to 5/3